Hook rack



FIG. 1 is a perspective view of a hook rack showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a perspective view of a second embodiment of a hook rack showing our new design; and,

FIG. 8 is a perspective view of a third embodiment of a hook rack showing our new design. The view is shown broken away to indicate indeterminate length.

The dotted-line disclosure of elements in the views is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a hook rack, as shown and described. 